THREATPORT/VULNERABILITY/CVE-2006-0381
MEDIUM SEVERITY

CVE-2006-0381

Freebsd vulnerability

CVSS
5.0
EPSS
6.6%
EPSS pct
93th
Exploited
No known
A logic error in the IP fragment cache functionality in pf in FreeBSD 5.3, 5.4, and 6.0, and OpenBSD, when a 'scrub fragment crop' or 'scrub fragment drop-ovl' rule is being used, allows remote attackers to cause a denial of service (crash) via crafted packets that cause a packet fragment to be inserted twice.
Affected vendor
Freebsd
Affected product
Freebsd
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published
2006-01-25

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 6.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2006-0381

  • Confirm whether Freebsd Freebsd is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2006-0381.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2006-0381

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2006-0381 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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